Fallback if git is absent
Fallback if git is absent

When building packages if git is absent, then we should
fall back to a safe default.

Closes-Bug: #1552251
Change-Id: I9b21700f942f5d1f9302b3af04d6d24e1afba1b3

stackforge/osprofiler,openstack/osprofiler,openstack/osprofiler,stackforge/osprofiler,stackforge/osprofiler,openstack/osprofiler